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Hess cycles

What is an enthalpy change (ΔHΔHΔH)?

A

The heat energy change for a reaction at constant volume.

B

The heat energy change for a reaction at constant pressure.

C

The activation energy required for a reaction to begin at constant pressure.

D

The temperature change for a reaction occurring at constant pressure.

Hess cycles Flashcards

  1. A Level
  2. /Chemistry
  3. /Hess cycles

Flashcards for Edexcel A Level Chemistry Hess cycles, covering the key terms, definitions and equations you need to recall for Paper 1, Paper 2 and Paper 3. 22 cards, matched to the Edexcel A Level Chemistry (9CH0) specification.